Answer:
the answer is 2.883
Step-by-step explanation:
Because when you add 0.523+2.36, the decimal points line up together. Which make it 2.883. The student's mistake was that they didn't line the decimal points together.
Answer:
340 children, 210 adults.
Step-by-step explanation:
Answer:
A) Negative Correlation. B) C. C) B
Step-by-step explanation:
<h2>A:</h2>
As the line of best fit is travelling downwards, it is a negative correlation, if the line of best fit is travelling upwards, it is a positive correlation, if the points on the graph are all over the place, there is no correlation.
<h2>B:</h2>
As there are only three types of correlation, the strongest is always the positive.
<h2>C:</h2>
The answer is B because there is no correlation and that means that there shouldn't be a line of best fit.
3.5h+10=5.25h-11
21=1.75h
12=h
3.5(12)+10=5.25(12)-11
52=52
Answer:
x = 48
Step-by-step explanation:
3x + 9 = 153
subtract 9 from both sides -9 -9
3x = 144
divide both sides by 3 3x/3 = 144/3
2x + (x + 9) = 153
2(48) + (48 + 9) = 153
96 + 57 = 153
153 = 153
